Original U.S. WWI US Army Air Service Officer Collar Insignia Pair - US Made Military Flare Guns all of which are embroidered

all of which are embroidered and retained very nicely

consisting of cotton tubing impregnated with a phenol-formaldehyde thermosetting resin

whilst the 3rd Battalion was on overseas service in the Middle East

This soft leather bound album

441st Military Intelligence Detachment and the 539th Engineer Detachment

Original U.S. WWI US Army Air Service Officer Collar Insignia Pair - US Made Military Flare Guns all of which are embroideredOriginal Items: Only One Set Available. The United States Army Air Service (USAAS) (also known as the "Air Service", "U. S. Air Service" and before its legislative establishment in 1920, the "Air Service, United States Army") was the aerial warfare service component of the United States Army between 1918 and 1926 and a forerunner of the United States Air Force. It was established as an independent but temporary branch of the U. S. War Department